diff --git a/.changeset/fluffy-penguins-doubt.md b/.changeset/fluffy-penguins-doubt.md
new file mode 100644
index 000000000..930a9b1fe
--- /dev/null
+++ b/.changeset/fluffy-penguins-doubt.md
@@ -0,0 +1,5 @@
+---
+"@opennextjs/aws": patch
+---
+
+fix: Ensure dynamic routes are excluded in getStaticAPIRoutes
diff --git a/examples/app-router/app/api/auth/[...better-auth]/route.ts b/examples/app-router/app/api/auth/[...better-auth]/route.ts
new file mode 100644
index 000000000..74d5dceea
--- /dev/null
+++ b/examples/app-router/app/api/auth/[...better-auth]/route.ts
@@ -0,0 +1,12 @@
+import { NextResponse } from "next/server";
+
+export async function GET(
+  _req: Request,
+  { params }: { params: Promise<{ "better-auth": string[] }> },
+) {
+  const { "better-auth": slugs } = await params;
+
+  return NextResponse.json({
+    slugs,
+  });
+}
diff --git a/packages/open-next/src/core/routing/routeMatcher.ts b/packages/open-next/src/core/routing/routeMatcher.ts
index 788685ad0..89b1f202e 100644
--- a/packages/open-next/src/core/routing/routeMatcher.ts
+++ b/packages/open-next/src/core/routing/routeMatcher.ts
@@ -86,8 +86,8 @@ function getStaticAPIRoutes(): RouteDefinition[] {
   const appPathsStaticAPIRoutes = Object.values(AppPathRoutesManifest)
     .filter(
       (route) =>
-        route.startsWith("/api/") ||
-        (route === "/api" && !dynamicRoutePages.has(route)),
+        (route.startsWith("/api/") || route === "/api") &&
+        !dynamicRoutePages.has(route),
     )
     .map(createRouteDefinition);
 
diff --git a/packages/tests-e2e/tests/appRouter/dynamic.catch-all.hypen.test.ts b/packages/tests-e2e/tests/appRouter/dynamic.catch-all.hypen.test.ts
new file mode 100644
index 000000000..27c911af8
--- /dev/null
+++ b/packages/tests-e2e/tests/appRouter/dynamic.catch-all.hypen.test.ts
@@ -0,0 +1,10 @@
+import { expect, test } from "@playwright/test";
+
+// https://github.com/opennextjs/opennextjs-cloudflare/issues/942
+test("Dynamic catch-all API route with hyphen param", async ({ request }) => {
+  const res = await request.get("/api/auth/opennext/is/really/cool");
+  expect(res.status()).toBe(200);
+  expect(res.headers()["content-type"]).toBe("application/json");
+  const json = await res.json();
+  expect(json).toStrictEqual({ slugs: ["opennext", "is", "really", "cool"] });
+});